body{
    background-image: url("../img/bg.jpg");
}

.mylogin{
    margin: 0 auto;
    width: 501px;
    height: 396px;
    background: url("../img/login.png") ;
    margin-top: 200px;
}

.username{
    margin-left: 120px;
    padding-top: 280px;
    color: white;
}

.pwd{
    margin-left: 120px;
    margin-top: 10px;
    color: white;
}

.sub{
    margin-left: 190px;
    margin-top: 10px;
}

.user{
    width: 130px;
    background-image: url("../img/user.jpg") ;
    background-repeat: no-repeat;
    padding-left: 15px;
}

.psd{
    width: 130px;
    background-image: url("../img/pwd.jpg") ;
    background-repeat: no-repeat;
    padding-left: 15px;
}

.smt{
    background-image: url("../img/btn.jpg") ;
    width: 60px;
}

.ret{
    background-image: url("../img/btn.jpg") ;
    width: 60px;
    margin-left: 10px;
}
